Research In Motion today launched BlackBerry Messenger (BBM) version 7, a free update for the globally popular mobile social network. A key new feature of the update will allow customers to make free voice calls to their BBM contacts around the world over a Wi-Fi connection. The feature is a fast, convenient, and inexpensive way to stay connected with friends, family and colleagues. Here's more info:

The Beta version of BBM 7 with the new BBM Voice feature was made available to the public through BlackBerry Beta Zone on November 14, 2012.

Other new features in BBM 7 with BBM Voice:

. Multi-tasking with Split-screen feature - Customers can do more while they talk, such as check other BBM text chats, check email, or navigate to other apps while engaged on a BBM Voice call. They can start a call in an instant, and switch between texting and talking, or text and talk at the same time. They can also for example, send a picture to a contact while they are talking with them.. Clear Visual Indicator - Customers can see when contacts are available for a voice call.. Convenient Compatibility with Accessories - Customers can use their favorite accessories, such as a Bluetooth or wired headset, or use the BlackBerry smartphone's speakerphone.. 16 New Emoticons - Available in the final software released today, customers will see a slate of new emoticons offer them fresh, fun ways to express themselves in text chats.. Direct BBM Update Notification - BBM will now notify a customer when there is an update from within the app, and allow them to download it immediately from inside the app.. Simple BlackBerry ID Synchronization - A customer's BBM profile, Groups and Contacts are now linked to their BBID for easy backup and restore. The data will also carry over when they move to BlackBerry 10.

Here's a video of how to use BBM Voice to Voice Chat:

BBM 7 with BBM Voice is now available for all BlackBerry smartphones running the BlackBerry 6 OS or higher. BBM Voice will also be available for BlackBerry OS 5 early next year. The BBM 7 software update can be downloaded for free at appworld.blackberry.com/webstore/content/3729/